1 pkg. Jello pistachio instant pudding
1 (20 oz.) can crushed pineapple (juice and all)
1 c. mini marshmallows
1/2 c. chopped nuts
1 (10 oz.) container Cool Whip, thawed

Put pudding, pineapple, marshmallows and nuts in large bowl; mix well. Blend in whipped topping; chill. Top with a few marshmallows.